Final check and trial operation
To complete the installation, perform the following checks and tests to
ensure that the air conditioner operates correctly.
Check the followings:
• Strength of the installation site
• Tightness of pipe connection to detect gas leak
• Electric wiring connection
• Heat-resistant insulation of the pipe
• Drainage
• Grounding conductor connection
• Correct operation (follow the steps below)
1. Press the
Power
button and check the following:
The indicator on the indoor unit lights up.
The airflow blade opens and the fan gears up for operation.
3. Press the
Air swing
button and check the following:
The airflow blades work properly.
4. Press the
Power
button to stop the operation.
2. Press the
Mode
button to select Cool or Heat mode.
In Cool mode, use
Temp hr. +
or
–
button and set the temperature at 16 °C.
In Heat mode, use
Temp hr. +
or
–
button and set the temperature at 30 °C.
Cooling mode (indoor unit check)
Inlet air temp. - Outlet air temp:
From 10 °C to 12 °C (indicative delta T)
Heating mode (indoor unit check)
Outlet air temp. - Inlet air temp:
From 11 °C to 14 °C (indicative delta T)
In heating mode, the indoor fan motor can remain off to avoid cold air blown into
conditioned space.
• Approximately 3~5 minutes later, outdoor unit will start to operate and the
Cool or Warm air will blow out.
• After 12 minutes of stationary condition check the indoor unit air treatment.
• When you complete the installation successfully, hand over this manual to the user for storage in a handy and safe
place.
Pump down procedure (when removing the product)
1. Press the
Power
button on the indoor unit for 5 seconds. Beep will sound immediately to let you know that the product
is ready for pump down procedure.
2 . Release the valve caps on High and Low pressure side.
3 . Use L wrench to close the valve on the high pressure side.
4 . After approximately 2 minutes, close the valve on the low pressure side.
5 . Stop operation of the air conditioner.
6 . Disconnect the pipes.
English-51
INST
ALL
ATION
05
A3050 FA_IB&IM_DB68-04003A_HP_EN.indd 51
2013-12-25 15:28:00
